package com.sky.service;

import com.sky.dto.ShoppingCartDTO;
import com.sky.entity.ShoppingCart;

import java.util.List;

public interface ShoppingCartService {
  void add(ShoppingCartDTO shoppingCartDTO);
  
  List<ShoppingCart> list();
  
  void sub(ShoppingCartDTO shoppingCartDTO);
  
  void clean();
}
